Science Max - Chemical Reactions

What is chemistry the study of?

• The study of animals and their habitats

• The study of historical events

• The study of atoms, molecules, and their interactions

• The study of planets and stars

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

What happens when vinegar and baking soda are mixed?

• They neutralize each other and produce carbon dioxide and water

• They explode

• Nothing happens

• They create a solid substance

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Why do we add dish soap to the vinegar and baking soda experiment?

• To change the color of the reaction

• To create more bubbles and foam

• To increase the reaction speed

• To make the solution more acidic

What is the main byproduct of the reaction between vinegar and baking soda?

• Salt

• Water and carbon dioxide

• Acetic acid

• Hydrogen gas

Tags

NGSS.MS-PS1-2

What is the main difference between vinegar and 100% acetic acid?

• Vinegar is more dangerous

• There is no difference

• Vinegar is a base

• Vinegar is less acidic

What is the purpose of wearing gloves when handling 100% acetic acid?

• To protect skin from corrosive materials

• To keep hands clean

• No specific reason

• To prevent fingerprints on glassware

What safety measure is mentioned for the experiment involving 100% acetic acid?

• Wearing protective gloves

• Using a fume hood

• Wearing a lab coat

• Conducting the experiment outdoors

What gas is produced in the reaction between hydrogen peroxide and potassium iodide?

• Nitrogen

• Hydrogen

• Carbon dioxide

• Oxygen

Tags

NGSS.MS-PS1-2

What role does potassium iodide play in the reaction with hydrogen peroxide?

• It acts as a catalyst

• It reduces the reaction speed

• It neutralizes the hydrogen peroxide

• It acts as a base

Why is the reaction between hydrogen peroxide and potassium iodide exothermic?

• It absorbs heat from the surroundings

• It produces light

• It releases heat

• It changes color

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5